Unzip test

.github/workflows/android.yml

@@ -38,6 +38,11 @@ jobs:
       run: |
         brew install automake
         sudo ln -sfn /usr/local/opt/openssl /usr/local/ssl
+    - name: Unzip Test
+      run: |
+        ls -la
+        python3 scripts/unziptest.py
+        ls -la
     - name: buildozer android debug
       run: |
         touch main.py

buildozer/scripts/unziptest.py

@@ -0,0 +1,64 @@
+import os
+from os.path import join
+
+from zipfile import ZipFile
+
+from buildozer.buildops import download, cmd
+
+
+def bash_cmd_case():
+    os.mkdir("test_bash_cmd")
+    os.chdir("test_bash_cmd")
+    download(
+        "https://dl.google.com/android/repository/android-ndk-r25b-linux.zip",
+        "test.zip",
+    )
+    cmd("unzip test.zip", show_output=True, env=os.environ)
+    os.chdir("..")
+
+
+def python_library_case():
+    os.mkdir("test_pylib")
+    os.chdir("test_pylib")
+    download(
+        "https://dl.google.com/android/repository/android-ndk-r25b-linux.zip",
+        "test.zip",
+    )
+    with ZipFile("test.zip", "r") as compressed_file:
+        for file_info in compressed_file.infolist():
+            _extract_one_file_from_zip(
+                compressed_file,
+                file_info.filename,
+                file_info.external_attr,
+                os.getcwd(),
+            )
+    os.chdir("..")
+
+
+def _extract_one_file_from_zip(
+    compressed_file, filename, external_attr, destination_dir
+):
+    """
+    Python's zipfile library does not preserve Unix file permissions
+    on extraction, so this function extracts one file and chmods it
+    appropriately.
+
+    On Windows platforms, the extra work has no effect.
+    """
+    compressed_file.extract(filename, path=destination_dir)
+
+    # First 2 bytes of 4-byte value represent Unix permissions
+    permission = external_attr >> 16
+    os.chmod(join(destination_dir, filename), permission)
+
+
+def compare():
+    bash_cmd_case()
+    python_library_case()
+    cmd(
+        ["diff", "-r", "test_bash_cmd/", "test_pylib/"],
+        show_output=True,
+        env=os.environ,
+    )
+
+compare()